CN113027873A - Full-electric servo pressurizing and depressurizing pulse pressure generating device - Google Patents
Full-electric servo pressurizing and depressurizing pulse pressure generating device Download PDFInfo
- Publication number
- CN113027873A CN113027873A CN202110379221.4A CN202110379221A CN113027873A CN 113027873 A CN113027873 A CN 113027873A CN 202110379221 A CN202110379221 A CN 202110379221A CN 113027873 A CN113027873 A CN 113027873A
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- China
- Prior art keywords
- generating device
- fixedly connected
- pressure
- pressure generating
- screw
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000035485 pulse pressure Effects 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 9
- 238000005096 rolling process Methods 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000006837 decompression Effects 0.000 claims 1
- 239000010720 hydraulic oil Substances 0.000 description 4
- 238000004146 energy storage Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/12—Fluid oscillators or pulse generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1414—Characterised by the construction of the motor unit of the straight-cylinder type with non-rotatable piston
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B2015/1495—Characterised by the construction of the motor unit of the straight-cylinder type with screw mechanism attached to the piston
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Transmission Devices (AREA)
Abstract
The invention provides a full-electric servo pressurizing and depressurizing pulse pressure generating device, which comprises a servo motor, wherein the output end of the servo motor is in transmission connection with one end of a precision speed reducer, the output end of the precision speed reducer is in transmission connection with a coupler, one side of the inner surface of the coupler is in rotary connection with a long screw rod, the left side of the outer surface of the long screw rod is in rotary connection with a rear-end supporting bearing, and the outer surface of the rear-end supporting bearing is fixedly connected with a rear-end supporting plate.
Description
Technical Field
The invention relates to the field of mechanical equipment, in particular to an all-electric servo pressurizing and depressurizing pulse pressure generating device.
Background
For the generation of pulse pressure alternation of pressurization and depressurization, a hydraulic cylinder is generally adopted as a power source, a hydraulic servo reversing valve is configured to reciprocate a pulse cylinder member, the hydraulic system needs very clean hydraulic oil and needs to be subjected to multiple times of precise filtration to be supplied to a hydraulic servo valve for use, an energy storage station is also established in the middle of a pipeline, and an equipped oil pump needs high reliability and high power, and the loss of power is mainly dissipated in a heat mode because a motor, the oil pump, the hydraulic oil, pressure regulation, conveying, energy storage, filtration, pipelines and the like with large system power loss generate large power loss.
The traditional hydraulic pulse pressure generating device has the problems of large power loss, more hydraulic devices, easy generation of phenomena of running, overflowing, dripping and leakage, long and more obvious service life, large heat generation, cooling requirement, noise and poor maintainability.
Disclosure of Invention
The invention aims to provide an all-electric servo pressurizing and depressurizing pulse pressure generating device to solve the technical problems.
In order to solve the technical problems, the invention adopts the following technical scheme:
the full-electric servo pressurizing and depressurizing pulse pressure generating device comprises a servo motor, wherein the output end of the servo motor is in transmission connection with one end of a precision speed reducer, the output end of the precision speed reducer is in transmission connection with a coupler, one side of the inner surface of the coupler is in rotary connection with a long screw rod, the left side of the outer surface of the long screw rod is in rotary connection with a rear-end supporting bearing, the outer surface of the rear-end supporting bearing is fixedly connected with a rear-end supporting plate, the outer surface of the long screw rod is movably connected with a ball screw nut pair through threads, the bottom end of the ball screw nut pair is in sliding connection with a rolling guide rail, the bottom end of the rolling guide rail is fixedly connected with a support base plate, the right side of the outer surface of the long screw rod is movably connected with a ball screw rod supporting, and the right end of the moving component frame is fixedly connected with a connector, the right end of the connector is fixedly connected with a piston rod, and the outer surface of the piston rod is connected with a pulse cylinder in a sliding manner.
Preferably, the bottom of servo motor is provided with input and external power source electric connection, the both ends of accurate reduction gear rotate the one end that is connected with shaft coupling and long lead screw respectively.
Preferably, the inner surface of the rear end support bearing is attached to the outer surface of the long screw rod, the rolling guide rails are symmetrically distributed, and the other rolling guide rail is located at the bottom end of the moving part frame.
Preferably, the inner surface of the ball screw support block is provided with threads, and the right end of the connection screw is inserted into the left end of the connector.
Preferably, the outer surface of the support bottom plate is provided with a frosted coating, the right end of the pulse cylinder is fixedly connected with a blocking block, and a gap exists between the pulse cylinder and the blocking block.
The invention has the beneficial effects that:
when the hydraulic oil pump is used, the structure of equipment is greatly simplified, the whole occupied area is effectively reduced, meanwhile, an advanced servo system is adopted, the control precision is high, the movement is stable, the noise is low, fewer traditional devices are integrally used, the reliability is higher, the power conversion efficiency is high, the energy is saved, a large amount of heat is not generated, and the problems of running, overflowing, dripping, leaking and the like of hydraulic oil are solved.
Drawings
FIG. 1 is a schematic cross-sectional view of an all-electric servo pressure-increasing/reducing pulse pressure generator according to the present invention;
reference numerals: 1. a servo motor; 2. a precision reducer; 3. a coupling; 4. a rear end support plate; 5. a rear end support bearing; 6. a ball screw nut pair; 7. a ball screw support block; 8. a moving member frame; 9. a connecting screw; 10. a connector; 11. a pulse cylinder; 12. a piston rod; 13. a rolling guide rail; 14. a bracket base plate; 15. a long lead screw.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
Examples
As shown in figure 1, the full electric servo pressurizing and depressurizing pulse pressure generating device comprises a servo motor 1, wherein the output end of the servo motor 1 is in transmission connection with one end of a precision speed reducer 2, the output end of the precision speed reducer 2 is in transmission connection with a coupler 3, one side of the inner surface of the coupler 3 is in rotary connection with a long screw 15, the left side of the outer surface of the long screw 15 is in rotary connection with a rear end supporting bearing 5, the outer surface of the rear end supporting bearing 5 is fixedly connected with a rear end supporting plate 4, the outer surface of the long screw 15 is movably connected with a ball screw nut pair 6 through threads, the bottom end of the ball screw nut pair 6 is in sliding connection with a rolling guide rail 13, the bottom end of the rolling guide rail 13 is fixedly connected with a bracket bottom plate 14, the right side of the outer surface of the long, the inner surface of the moving part frame 8 is connected with a connecting screw 9 in a sliding manner, the right end of the moving part frame 8 is fixedly connected with a connector 10, the right end of the connector is fixedly connected with a piston rod, and the outer surface of the piston rod is connected with a pulse cylinder in a sliding manner.
Servo motor 1 exports the moment of torsion through precision reduction gear 2, pass through on shaft coupling 3 transmits the moment of torsion to lead screw 15, lead screw 15 rotates at 5 internal surface this moment, convert the moment of torsion to linear drive power through the transmission device of straight line to lead screw 15 power and transmit to connector 10 on, the rotatory moment of torsion is converted into sharp drive power and is accomplished on removing the part frame 8 exactly, continue to load drive power on connector 10, connecting screw 9 is connected to connecting device 10 on removing part 8, the automobile part that lies in pulse jar 11 right-hand member barrier block clearance is suppressed on piston rod 12 in the drive power loading 11 at last, the structure of equipment has greatly been simplified when using to this device, whole area has effectively been reduced, adopt advanced servo system control accuracy height simultaneously, the motion is steady, the noise is low.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. Full electric servo pressurization, decompression pulse pressure generating device, including servo motor (1), its characterized in that: the output end of the servo motor (1) is in transmission connection with one end of a precise speed reducer (2), the output end of the precise speed reducer (2) is in transmission connection with a coupler (3), one side of the inner surface of the coupler (3) is in rotation connection with a long screw (15), the left side of the outer surface of the long screw (15) is in rotation connection with a rear end supporting bearing (5), the outer surface of the rear end supporting bearing (5) is fixedly connected with a rear end supporting plate (4), the outer surface of the long screw (15) is in movable connection with a ball screw nut pair (6) through threads, the bottom of the ball screw nut pair (6) is in sliding connection with a rolling guide rail (13), the bottom of the rolling guide rail (13) is fixedly connected with a support bottom plate (14), and the right side of the outer surface of the long screw (15, the right-hand member fixedly connected with moving part frame (8) of long lead screw (15), the internal surface sliding connection of moving part frame (8) has connecting screw (9), and moves right-hand member fixedly connected with connector (10) of moving part frame (8), the right-hand member fixedly connected with piston rod (12) of connector (10), the surface sliding connection of piston rod (12) has pulse jar (11).
2. An all-electric servo pressure-increasing, pressure-reducing pulse pressure generating device according to claim 1, characterized in that: the bottom of servo motor (1) is provided with input and external power source electric connection, the both ends of accurate reduction gear (2) rotate the one end that is connected with shaft coupling (3) and long lead screw (15) respectively.
3. An all-electric servo pressure-increasing, pressure-reducing pulse pressure generating device according to claim 1, characterized in that: the inner surface of the rear end supporting bearing (5) is attached to the outer surface of the long screw rod (15), the rolling guide rails (13) are symmetrically distributed, and the other rolling guide rail (13) is located at the bottom end of the moving part frame (8).
4. An all-electric servo pressure-increasing, pressure-reducing pulse pressure generating device according to claim 1, characterized in that: the inner surface of the ball screw supporting block (7) is provided with threads, and the right end of the connecting screw (9) is inserted into the left end of the connector (10).
5. An all-electric servo pressure-increasing, pressure-reducing pulse pressure generating device according to claim 1, characterized in that: the outer surface of the support bottom plate (14) is provided with a frosted coating, the right end of the pulse cylinder (11) is fixedly connected with a blocking block, and a gap exists between the pulse cylinder (11) and the blocking block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110379221.4A CN113027873A (en) | 2021-04-08 | 2021-04-08 | Full-electric servo pressurizing and depressurizing pulse pressure generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110379221.4A CN113027873A (en) | 2021-04-08 | 2021-04-08 | Full-electric servo pressurizing and depressurizing pulse pressure generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113027873A true CN113027873A (en) | 2021-06-25 |
Family
ID=76456057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110379221.4A Pending CN113027873A (en) | 2021-04-08 | 2021-04-08 | Full-electric servo pressurizing and depressurizing pulse pressure generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113027873A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101169111A (en) * | 2007-11-01 | 2008-04-30 | 王桐梅 | Screw piston pump |
| CN202160055U (en) * | 2011-08-03 | 2012-03-07 | 吉林大学 | Electric servo actuator adopting lubricating device |
| CN103727100A (en) * | 2014-01-16 | 2014-04-16 | 焦作市华科液压机械制造有限公司 | Digital type hydraulic cylinder |
| CN103949930A (en) * | 2014-03-20 | 2014-07-30 | 泉州利达机器有限公司 | Hydraulic numerical control powerful feeding mechanism |
| CN106523442A (en) * | 2016-11-10 | 2017-03-22 | 郑州磨料磨具磨削研究所有限公司 | Super-high-pressure spiral servo pressurizer |
| CN108799229A (en) * | 2018-07-02 | 2018-11-13 | 燕山大学 | The long centrum spool numerical controlled voltage valve of Small Taper |
-
2021
- 2021-04-08 CN CN202110379221.4A patent/CN113027873A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101169111A (en) * | 2007-11-01 | 2008-04-30 | 王桐梅 | Screw piston pump |
| CN202160055U (en) * | 2011-08-03 | 2012-03-07 | 吉林大学 | Electric servo actuator adopting lubricating device |
| CN103727100A (en) * | 2014-01-16 | 2014-04-16 | 焦作市华科液压机械制造有限公司 | Digital type hydraulic cylinder |
| CN103949930A (en) * | 2014-03-20 | 2014-07-30 | 泉州利达机器有限公司 | Hydraulic numerical control powerful feeding mechanism |
| CN106523442A (en) * | 2016-11-10 | 2017-03-22 | 郑州磨料磨具磨削研究所有限公司 | Super-high-pressure spiral servo pressurizer |
| CN108799229A (en) * | 2018-07-02 | 2018-11-13 | 燕山大学 | The long centrum spool numerical controlled voltage valve of Small Taper |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210625 |